* {
    box-sizing: border-box;
    background-color: hotpink;
}

header {
background-color: pink;
padding: 20px;
border: 2px;
border-style: solid;
border-color: black;
}

.h1 {
padding: 10px;
display: inline-block;
}

#nav {
padding-top: 15px;
margin-right: 20px;
float: right;
}

#nav ul {
    list-style-type: none;
}

#nav ul li {
    display: inline-block;
    margin-left: 35px;
}

.about-me-h2 {
    padding: 50px;
    float: left;
    border: 2px;
    border-style: solid;
    border-color: black;
    background-color: pink;
}

.about-me {
    display: inline-block;
    border: 2px;
    border-style: solid;
    border-color: black;
    background-color: pink;
}



#portrait {
max-width: 300px;
max-height: 300px;
float:right;
}

.work {
    padding: 15px;
    margin-top: 100px;
    border: 2px;
    border-style: solid;
    border-color: black;
    background-color: pink;
    float: left;
    width: 50%;
    margin-bottom: 350px;
    
}

.work-h2{
float: left;
}


.contact {
    margin-bottom: 50px;
    margin-top: 150px;
    border: 2px;
    border-style: solid;
    border-color: black;
    float: left;
    padding: 50px;
}

#contact-h2 {
    float: left;
    background-color: pink;
}

#contact_list {
    float: right;
    margin-top: 150px;
    padding: 50px;
    border: 2px;
    border-style: solid;
    border-color: black;
}

#contact_list li {
    display: inline-block;
    margin: 35px;
    background-color: pink;
}

#app_1_img {
    max-height: 400px;
}

#app_2_img {
    max-height: 200px;
}

#app_3_img {
    max-height: 200px;
    
}

#section_1 {
    display: block;
    padding: 15px;
    width: 35%;
    float: right;
    border: 2px;
    border-style: solid;
    border-color: black;
    margin-bottom: 15px;
    
}

#section_2 {
    display: block;
    width: 25%;
    margin-left: 75px;
    border: 2px;
    border-style: solid;
    border-color: black;
    float: left;
    margin-left: 500px;
    
}

#section_3 {
    display:block;
    width: 35%;
    margin-left: 75px;
    border: 2px;
    border-style: solid;
    border-color: black;
    float: right;
}

#s2 {
    background-color: pink;
}